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4. In 2001 38% of adults with children under 18 reported that their family ate dinner together 7 nights a week. In a recent poll, 403 of 1122 adults with children under 18 reported that their family ate dinner together 7 nights a week. Has the proportion of families with children under 18 who eat dinner together 7 nights a week decreased? Use the $\alpha$ = 0.05 level of significance.

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Determine whether the given CT system is linear or not. 1. $y(t) = x \sin(t)$ 2. $y(t) = \sin x(t)$ 3. $y(t) = t^2 x(t-1)$ 4. $y(t) = e^{x(t)}$ Answers: 1. Linear 2. Nonlinear 3. Linear 4. Nonlinear

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Multiple Choice Question Eurodollars are not directly subject to U.S. banking regulations, so the rates paid on Eurodollar CD's are generally ____ that paid on US CD's. ? higher than ? identical to ? lower than ? similar to

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(7pónts). Mixture problems 9. A large tank is partially filled with 100 gallons of fluid in which 10 pounds of salt is dissolved. Brine containing $ 1 / 2 $ pound of salt per gallon is pumped into the tank at a rate of $ 6 \mathrm{gal} / \mathrm{min} $. The well-mixed solution is then pumped out at a slower rate of $ 4 \mathrm{gal} / \mathrm{min} $. Find the number of pounds of salt in the tank after 30 minutes.

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How does the skull of squamates differ from the ancestral diaspid form? What is the meaning of a kinetic skull?

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Draw bar graphs that show the amount of kinetic, potential, and total energy at Points A, B, and C. Point A Point B Point C Describe the changes in potential, kinetic and total energy that occur as the car moves from Point A to Point B to Point C. Justify your answer.

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Indicate the smallest artery capable of vasodilation and vasoconstriction. O arteriole O artery O capillary

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one of the main ways that save the children uses social media is for

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3. Open the JoinClaimsClaimRepQuery in SQL View. Add a WHERE clause that joins the Claims table and the ClaimsRep table. The common field in both tables is ClaimRepNumber. You will need to qualify the ClaimRepNumber field in the WHERE clause. Run the query, and confirm that the results match those shown in Figure 8. (Hint: Your records may be in a different order.) Save and close the query.

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Examples of commonly used visual biometric inputs include all of these EXCEPT: recognition of fingerprint iris NLP retina

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